In MarkBase attachment, only attach to first of a MultipleSubst sequence
authorBehdad Esfahbod <behdad@behdad.org>
Sat, 9 Jun 2012 02:04:23 +0000 (22:04 -0400)
committerBehdad Esfahbod <behdad@behdad.org>
Sat, 9 Jun 2012 02:04:23 +0000 (22:04 -0400)
commit7b84c536c10ab90ed96a033d88e9ad232d46c5b8
treef3e640acd5ff18be3400f76e2ab1a974d8f18447
parentec57e0c5655ced5109c4638bf802772d336448fd
In MarkBase attachment, only attach to first of a MultipleSubst sequence

This is apparently what Uniscribe does.  Test case is:

  SEEN FATHA TEH ALEF

with Arabic Typesetting.  Originally reported by Khaled Hosny.
src/hb-ot-layout-gpos-table.hh
src/hb-ot-layout-gsubgpos-private.hh